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EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Kh5 draw
3 Kh6 draw
4 Kh7 draw
5 Rc1 draw
6 Rc6 draw
7 Rc7 draw
8 Rc8 draw
9 Rd5 draw
10 Re5 draw
11 Rf5 draw
12 Rh5 draw
13 Ke2 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Kg2 loss in 2 half-moves
22 Kg3 loss in 2 half-moves
23 Kg4 loss in 2 half-moves
24 Kg5 loss in 2 half-moves
25 Kg7 loss in 2 half-moves
26 Ra5 loss in 2 half-moves
27 Rb5 loss in 2 half-moves
28 Rc2 loss in 2 half-moves
29 Rc3 loss in 2 half-moves
30 Rc4 loss in 2 half-moves